/* v29 Custom Styles - Deep Navy + Electric Blue + Chartreuse */

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: rgba(26, 53, 168, 0.18);
    border-radius: 99px;
    border: 3px solid transparent;
}
::-webkit-scrollbar-thumb:hover { background: rgba(26, 53, 168, 0.35); }

/* Thin scrollbar for cards with capped height */
.max-h-\[calc\(100vh-12rem\)\]::-webkit-scrollbar { width: 4px; }
.max-h-\[calc\(100vh-12rem\)\]::-webkit-scrollbar-track { background: transparent; }
.max-h-\[calc\(100vh-12rem\)\]::-webkit-scrollbar-thumb {
    background: rgba(26, 53, 168, 0.12);
    border: none;
    border-radius: 4px;
}
.max-h-\[calc\(100vh-12rem\)\]::-webkit-scrollbar-thumb:hover { background: rgba(26, 53, 168, 0.3); }

/* ============ V15 Fluid Background (Shader + CSS Fallback) ============ */
:root {
  --orb-violet: rgba(26, 53, 168, 0.16);
  --orb-blue: rgba(44, 95, 246, 0.11);
  --orb-teal: rgba(16, 26, 91, 0.10);
  --orb-emerald: rgba(184, 242, 0, 0.08);
  --primary: #101a5b;
  --secondary: #101a5b;
  --tertiary: #2c5ff6;
  --dark: #101a5b;
  --electric: #b8f200;
  --electric-mid: #b8f200;
  --electric-ink: #2c5ff6;
  --frame-border: rgba(26, 53, 168, 0.2);
  --frame-border-soft: rgba(26, 53, 168, 0.15);
  --frame-highlight: rgba(255, 255, 255, 0.52);
  --frame-shadow: 0 8px 22px -14px rgba(16, 26, 91, 0.45);
  --separator-line-start: rgba(44, 95, 246, 0.25);
  --separator-line-mid: rgba(184, 242, 0, 0.15);
  --section-line-start: rgba(44, 95, 246, 0.8);
  --section-line-mid: rgba(184, 242, 0, 0.35);
  --accent-ring: rgba(184, 242, 0, 0.62);
  --accent-ring-soft: rgba(184, 242, 0, 0.45);
}

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -10;
  pointer-events: none;
  background: linear-gradient(135deg, #f2f6ff 0%, #f4f8ff 34%, #f7fbff 70%, #ffffff 100%);
}

.shader-gradient {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  opacity: 0.94;
}

.orb-fallback {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 9999px;
  filter: blur(140px);
  will-change: transform, opacity;
}

.orb-violet {
  width: 54vw;
  height: 54vw;
  left: -11vw;
  top: -7vh;
  background: var(--orb-violet);
  animation: orb-drift-one 28s ease-in-out infinite alternate;
}

.orb-blue {
  width: 62vw;
  height: 62vw;
  right: -16vw;
  top: -13vh;
  background: var(--orb-blue);
  animation: orb-drift-two 33s ease-in-out infinite alternate;
}

.orb-teal {
  width: 46vw;
  height: 46vw;
  right: -9vw;
  bottom: -12vh;
  background: var(--orb-teal);
  animation: orb-drift-three 24s ease-in-out infinite alternate;
}

.orb-emerald {
  width: 38vw;
  height: 38vw;
  left: 7vw;
  bottom: -14vh;
  background: var(--orb-emerald);
  animation: orb-drift-four 36s ease-in-out infinite alternate;
}

.bg-grain {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image:
    radial-gradient(rgba(26, 53, 168, 0.22) 0.5px, transparent 0.5px),
    radial-gradient(rgba(184, 242, 0, 0.1) 0.5px, transparent 0.5px);
  background-size: 3px 3px, 5px 5px;
  background-position: 0 0, 1px 1px;
  mix-blend-mode: soft-light;
}

@keyframes orb-drift-one {
  0% { transform: translate3d(0, 0, 0) scale(1); opacity: 0.62; }
  100% { transform: translate3d(4vw, 7vh, 0) scale(1.09); opacity: 0.84; }
}

@keyframes orb-drift-two {
  0% { transform: translate3d(0, 0, 0) scale(1.06); opacity: 0.74; }
  100% { transform: translate3d(-6vw, 5vh, 0) scale(1.0); opacity: 0.54; }
}

@keyframes orb-drift-three {
  0% { transform: translate3d(0, 0, 0) scale(1); opacity: 0.48; }
  100% { transform: translate3d(-3vw, -8vh, 0) scale(1.08); opacity: 0.74; }
}

@keyframes orb-drift-four {
  0% { transform: translate3d(0, 0, 0) scale(1.06); opacity: 0.62; }
  100% { transform: translate3d(5vw, -5vh, 0) scale(1.0); opacity: 0.42; }
}

/* ============ Sticky Morphing Nav ============ */
.nav {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;

  /* Full-size (landing) state */
  width: fit-content;
  max-width: 540px;
  padding: 12px 18px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 10px 40px -10px rgba(16, 26, 91, 0.1);

  /* Smooth morph transition */
  transition:
    max-width 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    padding 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    background 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    backdrop-filter 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Scrolled/compacted state */
.nav--scrolled {
  max-width: 380px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: 0 4px 24px rgba(16, 26, 91, 0.08);
}

/* Sliding nav indicator (desktop) — doubles as the active highlight */
.nav-indicator {
  position: absolute;
  border-radius: 9999px;
  background: #2c5ff6;
  box-shadow: 0 2px 10px rgba(44, 95, 246, 0.34);
  pointer-events: none;
  left: 0;
  top: 0;
  width: 0;
  height: 0;
  opacity: 0;
  z-index: 0;
  transition:
    transform 0.32s cubic-bezier(0.4, 0, 0.2, 1),
    width 0.32s cubic-bezier(0.4, 0, 0.2, 1),
    height 0.32s cubic-bezier(0.4, 0, 0.2, 1),
    background 0.25s ease,
    box-shadow 0.25s ease,
    opacity 0.2s ease;
}
.nav-indicator.visible {
  opacity: 1;
}
/* When hovering a non-active link, morph to translucent */
.nav-indicator.hover-away {
  background: rgba(44, 95, 246, 0.12);
  box-shadow: none;
}

.nav-link {
  position: relative;
  z-index: 1;
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  color: rgba(16, 26, 91, 0.55);
  transition: color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              background 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
}

.nav-link:hover {
  color: var(--electric-ink);
  /* background provided by sliding indicator instead */
}

/* Active link: white text only when indicator is resting (solid blue underneath) */
.nav-link.active {
  color: rgba(16, 26, 91, 0.55);
  background: transparent;
  box-shadow: none;
}
.nav:not(.indicator-hovering) .nav-link.active {
  color: #ffffff;
}

.nav--scrolled .nav-link {
  font-size: 0.8125rem;
  padding: 4px 10px;
}

/* Mobile floating nav */
.mobile-nav-shell {
  bottom: calc(env(safe-area-inset-bottom, 0px) + 0.9rem);
}

.mobile-nav-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.45rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow:
    0 10px 30px -12px rgba(16, 26, 91, 0.28),
    0 0 18px rgba(184, 242, 0, 0.18);
}

/* Sliding active indicator (mobile) */
.mobile-nav-indicator {
  position: absolute;
  border-radius: 9999px;
  background: #2c5ff6;
  pointer-events: none;
  z-index: 0;
  opacity: 0;
  width: 2.35rem;
  height: 2.35rem;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  transition:
    transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    opacity 0.2s ease;
  box-shadow: 0 2px 12px rgba(44, 95, 246, 0.35);
}
.mobile-nav-indicator.visible {
  opacity: 1;
}

.mobile-nav-link {
  position: relative;
  z-index: 1;
  width: 2.35rem;
  height: 2.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  color: rgba(16, 26, 91, 0.68);
  font-size: 1rem;
  line-height: 1;
  transition:
    color 0.2s ease,
    background-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.2s ease;
}

.mobile-nav-link:hover {
  color: var(--electric-ink);
  background: rgba(184, 242, 0, 0.16);
}

.mobile-nav-link.active {
  color: #ffffff;
  background: transparent;
  box-shadow: none;
}

.mobile-nav-link:focus-visible {
  outline: 2px solid rgba(44, 95, 246, 0.45);
  outline-offset: 2px;
}

.mobile-nav-link:active {
  transform: scale(0.95);
}

/* Keep the hero motif row visually tied to the left-led headline measure. */
.hero-motif-row {
  width: min(100%, 40rem);
  margin-right: auto;
}

@media (max-width: 420px) {
  .mobile-nav-inner {
    gap: 0.3rem;
    padding: 0.3rem 0.4rem;
  }

  .mobile-nav-indicator {
    width: 2.15rem;
    height: 2.15rem;
  }

  .mobile-nav-link {
    width: 2.15rem;
    height: 2.15rem;
    font-size: 0.95rem;
  }
}

@media (max-width: 767px) {
  .site-main {
    padding-bottom: calc(8.25rem + env(safe-area-inset-bottom, 0px));
  }

  .hero-motif-row {
    width: 100%;
  }

  #publications .grid > div {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 0.75rem;
  }

  #publications .grid > div > .shrink-0 {
    width: 4.25rem;
    height: 4.25rem;
    border-radius: 0.75rem;
  }

  #publications .grid > div > .flex-1 {
    min-width: 0;
  }

  #publications .grid > div h3 {
    font-size: 1rem;
    line-height: 1.2;
    margin-bottom: 0.2rem;
  }

  .misc-links .misc-photo-card {
    float: none;
    width: min(14rem, 100%);
    margin: 0 auto 1rem;
    transform: none;
  }

  .misc-links .clear-both {
    display: none;
  }
}

/* Utilities */
.hidden-item-collapsed {
  display: none !important;
}

.clear-both {
  clear: both;
}

/* Custom Selection Color */
::selection {
  background: rgba(184, 242, 0, 0.3);
  color: #101a5b;
}

/* Gradient text utility */
.gradient-text {
  background: linear-gradient(135deg, #101a5b, #2c5ff6, #2c5ff6, var(--electric-mid));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Unified media framing */
.media-frame {
  border: 1px solid var(--frame-border);
  box-shadow:
    inset 0 1px 0 var(--frame-highlight),
    var(--frame-shadow);
}

.pub-thumb-frame {
  border: 1px solid var(--frame-border-soft);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.45),
    0 6px 16px -14px rgba(16, 26, 91, 0.38);
}

.avatar-frame {
  border: 1px solid var(--frame-border-soft);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.45),
    0 6px 16px -14px rgba(16, 26, 91, 0.34);
}

.avatar-frame-accent {
  border: 2px solid rgba(255, 255, 255, 0.6);
  box-shadow:
    0 0 0 2px rgba(184, 242, 0, 0.25),
    0 0 16px rgba(184, 242, 0, 0.15),
    0 10px 22px -12px rgba(16, 26, 91, 0.3);
}

.avatar-frame-accent-sm {
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 0 0 1.5px rgba(184, 242, 0, 0.2),
    0 0 12px rgba(184, 242, 0, 0.1),
    0 8px 16px -12px rgba(16, 26, 91, 0.3);
}

/* Map popup label */
.map-label .leaflet-popup-content-wrapper {
  background: #101a5b;
  color: #b8f200;
  border-radius: 8px;
  padding: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  font-family: 'Inter', sans-serif;
}
.map-label .leaflet-popup-content {
  margin: 5px 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.map-label .leaflet-popup-tip {
  background: #101a5b;
}

.group\/map:hover .map-label .leaflet-popup-content-wrapper,
.group\/map:focus-within .map-label .leaflet-popup-content-wrapper {
  background: #2c5ff6;
}

.group\/map:hover .map-label .leaflet-popup-tip,
.group\/map:focus-within .map-label .leaflet-popup-tip {
  background: #2c5ff6;
}

.emoji-fallback {
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", "Twemoji Mozilla", sans-serif;
}

/* Section divider gradients */
.section-line {
  background: linear-gradient(
    90deg,
    var(--section-line-start),
    var(--section-line-mid),
    transparent
  );
}

.item-separator-line {
  height: 1px;
  flex: 1;
  border-radius: 9999px;
  background: linear-gradient(
    90deg,
    var(--separator-line-start),
    var(--separator-line-mid),
    transparent
  );
}

.section-title-glow {
  text-shadow: 0 0 8px rgba(184, 242, 0, 0.18);
}

.pill-topic {
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: #2c5ff6;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.42),
    0 0 8px rgba(184, 242, 0, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
  cursor: default;
}
.pill-topic:hover {
  transform: translateY(-1px) scale(1.03);
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(44, 95, 246, 0.2);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.42),
    0 4px 12px rgba(44, 95, 246, 0.12);
}

/* Hero keyword pills (Methods/Biology in hero card) */
.hero-keyword-pill {
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
  cursor: default;
}
.hero-keyword-pill:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.88) !important;
  box-shadow: 0 4px 14px rgba(44, 95, 246, 0.12);
  border-color: rgba(44, 95, 246, 0.2) !important;
}

.pill-role {
  background: rgba(184, 242, 0, 0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: #101a5b;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    0 0 8px rgba(184, 242, 0, 0.08);
}

.pill-affil {
  background: rgba(44, 95, 246, 0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(44, 95, 246, 0.28);
  color: #101a5b;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.42),
    0 0 8px rgba(44, 95, 246, 0.1);
}

/* Publication action pills (PDF, arXiv, bioRxiv, etc.) */
.pub-action-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.1rem;
  padding: 0.28rem 0.72rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #101a5b;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(26, 53, 168, 0.2);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.45),
    0 4px 12px -8px rgba(26, 53, 168, 0.2);
  transition:
    transform 0.2s ease,
    color 0.2s ease,
    background-color 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.pub-action-pill i {
  color: #2c5ff6;
  transition: color 0.2s ease;
}

.pub-action-pill:hover {
  background: #2c5ff6;
  color: #ffffff;
  border-color: #2c5ff6;
  transform: translateY(-1px) scale(1.03);
  box-shadow:
    0 8px 20px -10px rgba(44, 95, 246, 0.5),
    0 0 16px rgba(184, 242, 0, 0.2);
}

.pub-action-pill:hover i {
  color: #b8f200;
}

.pub-action-pill:focus-visible {
  outline: 2px solid rgba(44, 95, 246, 0.35);
  outline-offset: 2px;
}

.team-card {
  position: relative;
  overflow: hidden;
}

.team-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  background: radial-gradient(
    120% 90% at 12% -8%,
    rgba(44, 95, 246, 0.1),
    rgba(44, 95, 246, 0) 58%
  );
}

.team-card:hover::before {
  opacity: 1;
}

.team-card-uci {
  background:
    radial-gradient(
      140% 120% at 100% 0%,
      rgba(184, 242, 0, 0.16),
      rgba(184, 242, 0, 0) 44%
    ),
    rgba(255, 255, 255, 0.6);
  border-color: rgba(44, 95, 246, 0.22);
}

.team-card-uci:hover {
  border-color: rgba(44, 95, 246, 0.35);
}

/* News links: blue/chartreuse hover pop without overpowering body copy */
.news-link-pop {
  color: #1a35a8;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-decoration-color: rgba(44, 95, 246, 0.45);
  text-underline-offset: 2px;
  border-radius: 0.25em;
  padding: 0 0.04em;
  transition:
    color 0.2s ease,
    text-decoration-color 0.2s ease,
    background-color 0.2s ease,
    box-shadow 0.2s ease;
}

.news-link-pop:hover {
  color: #2c5ff6;
  text-decoration-color: rgba(184, 242, 0, 0.95);
  background-image: linear-gradient(
    90deg,
    rgba(44, 95, 246, 0.08),
    rgba(184, 242, 0, 0.14)
  );
  box-shadow: inset 0 -0.5em 0 rgba(184, 242, 0, 0.14);
}

.news-link-pop:focus-visible {
  outline: 2px solid rgba(44, 95, 246, 0.35);
  outline-offset: 1px;
}

/* Unified inline-link styling for About + Timeline blocks */
.misc-links a,
.timeline-links a {
  color: #1a35a8;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-decoration-color: rgba(184, 242, 0, 0.45);
  text-underline-offset: 2px;
  border-radius: 0.25em;
  transition:
    color 0.2s ease,
    text-decoration-color 0.2s ease,
    background-color 0.2s ease;
}

.misc-links a:hover,
.timeline-links a:hover {
  color: #2c5ff6;
  text-decoration-color: rgba(184, 242, 0, 0.85);
  background-color: rgba(184, 242, 0, 0.12);
}

.misc-links a:focus-visible,
.timeline-links a:focus-visible {
  outline: 2px solid rgba(44, 95, 246, 0.35);
  outline-offset: 1px;
}

/* Lightweight inline links for body text (team/timeline/parentheticals). */
.inline-link-lite {
  color: #1a35a8;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-decoration-color: rgba(184, 242, 0, 0.45);
  text-underline-offset: 2px;
  border-radius: 0.25em;
  transition:
    color 0.2s ease,
    text-decoration-color 0.2s ease,
    background-color 0.2s ease;
}

.inline-link-lite:hover {
  color: #2c5ff6;
  text-decoration-color: rgba(184, 242, 0, 0.85);
  background-color: rgba(184, 242, 0, 0.12);
}

.inline-link-lite:focus-visible {
  outline: 2px solid rgba(44, 95, 246, 0.35);
  outline-offset: 1px;
}

/* Carousel captions: always visible */
.carousel-caption {
  opacity: 1 !important;
}

/* Smaller caption and dots on mobile */
@media (max-width: 768px) {
  .carousel-caption {
    font-size: 0.6rem !important;
    padding: 2px 8px !important;
    top: 8px !important;
    left: 8px !important;
  }
  .carousel-dot {
    width: 1.25rem;
    height: 1.25rem;
  }
  .carousel-dot span {
    width: 0.4rem;
    height: 0.4rem;
  }
}

/* Carousel dot buttons: reset native styling */
.carousel-dot {
  background: none;
  border: none;
  padding: 0;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  .orb {
    animation: none !important;
    transform: none !important;
  }

  .bg-grain {
    opacity: 0.03;
  }
}